Subscribe to a Simple Earn Flexible Product by specifying the product ID and amount. Optional parameters include auto-subscribe and source account.
AI agents use BinanceSubscribeFlexibleProduct to commit financial operations through Binance MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
This tool commits financial resources by subscribing to a financial product on Binance, moving funds from the user's account into a Simple Earn Flexible Product. This constitutes a financial commitment/obligation and directly moves money, making it a Financial category tool with critical severity since misuse could result in unintended fund allocation.
From the tool's definition Subscribe to a Simple Earn Flexible Product by specifying the product ID and amount
Documented attack patterns abuse exactly the kind of access BinanceSubscribeFlexibleProduct gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Binance MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for BinanceSubscribeFlexibleProduct:
{
"version": "1",
"default": "deny",
"tools": {
"BinanceSubscribeFlexibleProduct": {
"deny_if": [
{
"conditions": [],
"on_deny": "Requires human approval."
}
]
}
}
} Any call to BinanceSubscribeFlexibleProduct is blocked until a human approves it. The rest of the server keeps working.
Free to start. No card required.
Subscribe to a Simple Earn Flexible Product by specifying the product ID and amount. Optional parameters include auto-subscribe and source account. It is categorised as a Financial tool in the Binance MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Binance MCP Server MCP server in PolicyLayer and add a rule for BinanceSubscribeFlexibleProduct: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Binance MCP Server. Nothing to install.
BinanceSubscribeFlexibleProduct is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the BinanceSubscribeFlexibleProduct rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for BinanceSubscribeFlexibleProduct. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
BinanceSubscribeFlexibleProduct is provided by the Binance MCP Server MCP server (termix-official/binance-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 160 Binance MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
160 Binance MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.